Activated sludge
(def 8).
noun
a m-ss of aerated precipitated sewage added to untreated sewage to bring about purification by hastening decomposition by microorganisms
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- Activates
to make active; cause to function or act. physics. to render more reactive; excite: to activate a molecule. to induce radioactivity. to aerate (sewage) in order to accelerate decomposition of impure organic matter by microorganisms. chemistry. to make (carbon, a catalyst, molecules, etc.) more . to hasten (reactions) by various means, as heating. to place […]
- Activation analysis
a method for the qualitative and quant-tative determination of trace amounts of various elements by measuring the characteristic radioactive decay induced by neutron bombardment.
- Activation
to make active; cause to function or act. physics. to render more reactive; excite: to activate a molecule. to induce radioactivity. to aerate (sewage) in order to accelerate decomposition of impure organic matter by microorganisms. chemistry. to make (carbon, a catalyst, molecules, etc.) more . to hasten (reactions) by various means, as heating. to place […]
- Activation record
activation record compiler (or “data frame”, “stack frame”) a data structure containing the variables belonging to one particular scope (e.g. a procedure body), as well as links to other activation records. activation records are usually created (on the stack) on entry to a block and destroyed on exit. if a procedure or function may be […]
- Active anaphylaxis
active anaphylaxis active anaphylaxis ac·tive anaphylaxis (āk’tĭv) n. the anaphylactic response produced in an individual following inoculation with an antigen to which the person is sensitized.